Non-allelic twin spotting under attack.
D000483:Alleles; D003937:Diagnosis, Differential; D005260:Female; D020022:Genetic Predisposition to Disease; D006801:Humans; D008297:Male; D009154:Mutation; D020752:Neurocutaneous Syndromes / Q000175:diagnosis / Q000453:epidemiology / Q000235:genetics; D009506:Nevus / Q000175:diagnosis / Q000453:epidemiology / Q000235:genetics; D009508:Nevus, Pigmented / Q000175:diagnosis / Q000453:epidemiology / Q000235:genetics*; D015995:Prevalence; D018570:Risk Assessment; D012680:Sensitivity and Specificity; D012878:Skin Neoplasms / Q000175:diagnosis / Q000453:epidemiology / Q000235:genetics*; D014430:Twins, Monozygotic